Home / 53,081.76-73,253.16-29,207.76

Finding the Fourth Proportional to 53,081.76, 73,253.16 and 29,207.76

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Solution

The fourth proportional to 53,081.76, 73,253.16 and 29,207.76 is: 40,306.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,081.76 : 73,253.16 = 29,207.76 : x
  2. Step 2: Convert to fraction form
    53,081.76/73,253.16 = 29,207.76/x
  3. Step 3: Cross multiply
    53,081.76x = 73,253.16 × 29,207.76
  4. Step 4: Simplify right side
    53,081.76x = 2,139,560,716.52
  5. Step 5: Solve for x
    x = 2,139,560,716.52/53,081.76
  6. Step 6: Final answer
    x = 40,306.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.